Haier AB092ACBHA, Service Manual

Page: 172 / 365

Electric wiring
WARNING
DANGER OF BODILY INJURY OR DEATH
TURN OFF ELECTRIC POWER AT CIRCUIT BREAKER OR POWER SOURCE BEFORE
MAKING ANY ELECTRIC CONNECTIONS. GROUND CONNECTIONS MUST BE
COMPLETED BEFORE MAKING LINE VOLTAGE CONNECTIONS.
(1) Selection of size of power supply and interconnecting wires.
Precautions for Electric wiring
Electric wiring work should be conducted only by authorized personnel.
Do not connect more than three wires to the terminal block. Always use round type crimped terminal lugs with
insulated grip on the ends of the wires.
Use copper conductor only.
Select wire sizes and circuit protection from table below. (This table shows 20 m length wires with less than 2%
voltage drop.)
(2) Wiring connection
Make wiring to supply power to the outdoor unit, so that the power for the indoor unit is supplied by terminals.
Item
Model
PhaseSwitch breaker
(A)
Circuit breaker
Overcurrent
protector
Power
source wire
size
Switch
break
Earth leakage breaker
Leak
curren
OUTDOOR UNIT TERMINIAL BLOCK
INDOOR UNIT
TERMINIAL BLOCK
1 2 3
1 2 3
L1 L2 L3 N
3
30
20 2.5mm
2
30 30mA
Connecting cable
is self-provided.
Power cable
is self-provided.
380-400V~,50Hz
Power
Y/G
1.2~2.0 50N.m
(mm)
Specification of pipe Tighten torque
Cone
Cone dimension
A (mm)
R0.4~0.8
A
90 0.5
45 2
12.70
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